package com.java.exer1;

/**
 * 矩形类
 *
 * @author shkstart
 * @create 2021-01-12 19:10
 */
public class Rectangle extends Shape {

    private double length;
    private double width;

    public Rectangle(double length, double width) {
        this.length = length;
        this.width = width;
    }

    public double getLength() {
        return length;
    }

    public void setLength(double length) {
        this.length = length;
    }

    public double getWidth() {
        return width;
    }

    public void setWidth(double width) {
        this.width = width;
    }

    @Override
    public double area() {
        return length * width;
    }

    @Override
    public double perimeter() {
        return (length + width) * 2;
    }

    public String toString() {
        return "矩形:" + "\t" + "周长" + Math.abs(perimeter()) + "\t" + "面积" + Math.abs(area());
    }


}


